fix: iavl pruning issue move onto next version if stuck (backport #9334)

[mergify]

What is the purpose of the change

Bump IAVL to fix pruning issues

See

1. https://github.com/cosmos/iavl/releases/tag/v1.2.5
2. fix: continue pruning if version is not found cosmos/iavl#1063
3. https://github.com/osmosis-labs/cosmos-sdk/releases/tag/store%2Fv1.1.1-v0.50.11-v28-osmo-3

   ---

   This is an automatic backport of pull request fix: iavl pruning issue move onto next version if stuck #9334 done by Mergify.

[mergify]

Cherry-pick of 45d3e29 has failed:

On branch mergify/bp/v29.x/pr-9334
Your branch is up to date with 'origin/v29.x'.

You are currently cherry-picking commit 45d3e299.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	modified:   CHANGELOG.md
	modified:   go.mod
	modified:   go.sum
	modified:   osmoutils/go.sum

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   osmoutils/go.mod

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

[github-actions]

Important Notice

This PR modifies an in-repo Go module. It is one of:

• osmomath
• osmoutils
• x/ibc-hooks
• x/epochs

The dependent Go modules, especially the root one, will have to be
updated to reflect the changes. Failing to do so might cause e2e to fail.

Please follow the instructions below:

1. Open https://github.com/osmosis-labs/osmosis/actions/workflows/go-mod-auto-bump.yml
2. Provide the current branch name
3. On success, confirm if an automated commit corretly updated the go.mod and go.sum files

Please let us know if you need any help.